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Science Quickly

Bacteria Lowers Mosquito Transmission of Malaria, Dengue

Science Quickly

Scientific American

Science

4.2639 Ratings

🗓️ 31 October 2014

⏱️ 2 minutes

🧾️ Download transcript

Summary

Mosquitoes that harbor a soil microbe called Chromobacterium Csp_P have a harder time catching dengue virus and the malarial parasite. Christopher Intagliata reports Learn more about your ad choices. Visit megaphone.fm/adchoices

Transcript

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0:00.0

Understanding the human body is a team effort. That's where the Yachtel group comes in.

0:05.8

Researchers at Yachtolt have been delving into the secrets of probiotics for 90 years.

0:11.0

Yacold also partners with nature portfolio to advance gut microbiome science through the global grants for gut health, an investigator-led research program.

0:19.6

To learn more about Yachtolt, visit yawcult.co.

0:22.7

.j.p. That's Y-A-K-U-L-T.C-O.J-P. When it comes to a guide for your gut, count on Yacolt.

0:33.3

This is Scientific American 60-second science. I'm Christopher Ndalata. Got a minute?

0:39.4

The human microbiome is the community of tiny organisms that live on us and inside us.

0:45.7

These critters play vital roles in our health. They calibrate our immune systems, ward off pathogenic bacteria, even affect our weight.

0:54.2

But if we stop the navel gazing, literally, because some scientists are actually measuring belly button bacteria,

1:01.1

there's a whole lot to be found in the microbiomes of other organisms, too.

1:05.5

Take the pesky mosquito.

1:07.2

A few years back, scientists found a soil microbe called chromobacterium CSPP, living in the guts of mosquitoes in Panama.

1:15.9

Upon further study, the researchers say this mosquito occupant could be a remarkably versatile weapon to fight malaria and denge fever,

1:23.5

because chromobacterium shortens the lifespan of disease-transmitting mosquito species that harbor it

1:28.6

and kills their larvae outright. It also reduces mosquitoes ability to catch the dengivirus,

1:34.6

or the malarial parasite, and it kills both pathogens in the lab. Those findings are in the journal

1:40.6

Ploss pathogens. The researchers say this chromobacterium strain could

1:45.2

someday guide the development of new drugs, or serve as a more environmentally friendly stand-in

1:50.3

for pesticides. But they also say that, as with many disease control strategies, there's no one

1:56.8

silver bullet. Drugs, vaccines, and education will still be crucial to keeping mosquito-borne

2:02.6

killers in check, along with good old vector control. In this case, fighting bugs with bugs.

2:10.4

Thanks for the minute. For Scientific American 60 Second Science, I'm Christopher Entagiot.

...

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