Smelly Skin Compounds Draw Mosquitoes to Some People More than Others

People with more carboxylic acids in their body odor are more attractive to mosquitoes, a study finds.

Written byKatherine Irving
| 3 min read
an <em>Aedes aegypti&nbsp;</em>mosquito, black with white dots and stripes on its joints and body, sitting on a person&#39;s skin and feeding.
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Scientists and laypeople alike have long wondered why mosquitoes are more attracted to some people than others. Growing evidence suggests that a person's unique odor plays a large role in determining how alluring they are to the insects, with several odorants identified that act as mosquito attractants. Now, the sour scents of carboxylic acids can be added to that list, researchers at Rockefeller University reported yesterday (October 18) in Cell.

Omar Akbari, a cell and molecular biologist at the University of California, San Diego, who was not involved with the work, tells Scientific American that the study could help with formulating mosquito repellants in the future.

Anecdotally, many people will say that they are “mosquito magnets” as compared to others who rarely get bitten at all.

“The question of why some people are more attractive to mosquitoes than others—that’s the question that everybody asks you,” Leslie Vosshall, a study coauthor ...

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    Katherine Irving is an intern at The Scientist. She studied creative writing, biology, and geology at Macalester College, where she honed her skills in journalism and podcast production and conducted research on dinosaur bones in Montana. Her work has previously been featured in Science.  

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