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Related terms: Dengue Hemorrhagic Fever, Dengue Shock Syndrome

A New Way to Thwart Disease-Spreading Mosquitoes

Posted 20 days ago by Drugs.com

MONDAY, Jan. 29, 2018 – It sounds like science fiction, but researchers say they have taken the first step toward creating female mosquitoes that don't bite and spread disease. They identified 902 genes related to blood feeding and 478 genes linked to non-blood feeding from the mosquito species Wyeomyia smithii. Found in swamps and bogs along the east coast of North America, they are commonly ...

Swatting Teaches Mosquitoes a Lesson They Won't Forget

Posted 25 Jan 2018 by Drugs.com

THURSDAY, Jan. 25, 2018 – Those pesky mosquitoes may be smarter than you thought: Turns out that swatting them away may actually teach them to leave you alone. Researchers found mosquitoes can be taught to associate the odor of a person or animal to a mechanical shock similar to being swatted. Once the pests learn the link, they'll avoid that scent – and their target. "Once mosquitoes learned ...

Bio-Engineered Mosquitoes to be Released In U.S.

Posted 9 Nov 2017 by Drugs.com

Bio-engineered mosquitoes will be released in many parts of the United States next year in an attempt to reduce wild populations of mosquitoes that can transmit diseases such as Zika, yellow fever and Dengue fever. The lab-grown male Asian Tiger mosquitoes are infected with bacteria that prevents reproduction, but does not pose a risk to other insects or animals, according to Kentucky-based ...

Treeless Tropics, More Disease-Carrying Mosquitoes?

Posted 2 Nov 2017 by Drugs.com

THURSDAY, Nov. 2, 2017 – Deforestation doesn't just strip the landscape. In tropical regions, it may also lead to more disease-carrying mosquitoes, University of Florida researchers say. "Converting pristine tropical forests into areas for agriculture or other uses creates a habitat for the mosquitoes that transmit human diseases," lead study author Nathan Burkett-Cadena said in a university ...

Rapid, Easy Zika Test Developed

Posted 27 Sep 2017 by Drugs.com

WEDNESDAY, Sept. 27, 2017 – A new fast, easy and cheap "dipstick" test for the Zika and dengue viruses could revolutionize public health response to dangerous tropical germs, a new study reports. The test accurately diagnoses Zika and dengue and can tell the two mosquito-borne viruses apart, an area in which commercially available tests now stumble, said senior researcher Lee Gehrke, a professor ...

Sound the Mosquito Alarm, Across the USA

Posted 21 Sep 2017 by Drugs.com

THURSDAY, Sept. 21, 2017 – Two species of disease-transmitting mosquitoes could likely flourish in most of the United States, government researchers report. Specifically, Aedes aegypti and Aedes albopictus could survive and reproduce for at least part of the year in three-quarters of the counties in the lower 48 states if introduced there, according to researchers from the U.S. Centers for ...

Zika-Bearing Mosquitoes More Widespread in U.S. Than Expected

Posted 20 Jun 2017 by Drugs.com

TUESDAY, June 20, 2017 – The latest buzz from federal health officials is that mosquitoes that can spread Zika, dengue and chikungunya viruses are in more counties in the southern United States than previously thought. After a Zika outbreak in Florida last summer, researchers from the U.S. Centers for Disease Control and Prevention expanded mosquito-collection measures across the South. The new ...

Zika Mosquito Can Transmit Other Viruses, Too

Posted 19 May 2017 by Drugs.com

FRIDAY, May 19, 2017 – The mosquito species that's the main carrier of the Zika virus might also transmit two other viruses – chikungunya and dengue – in a single bite, researchers report. "A mosquito, in theory, could give you multiple viruses at once," said Claudia Ruckert, a postdoctoral researcher at Colorado State University. The findings about the Aedes aegypti mosquito may help improve ...

Mosquito-Borne Illnesses May Not Be Limited to Tropics

Posted 12 May 2017 by Drugs.com

FRIDAY, May 12, 2017 – Mosquito-borne illnesses like Zika, dengue and chikungunya can be spread in cooler temperatures than previously thought, researchers say. Based on data from Latin America and the Caribbean, transmission of the illnesses is highest at about 84 degrees Fahrenheit. Experts had long believed that 90 degrees F was their peak-transmission temperature. The findings could prove ...

For a Fun and Safe Tropical Getaway, Plan Ahead

Posted 17 Feb 2017 by Drugs.com

FRIDAY, Feb. 17, 2017 – If you're planning a tropical getaway, be sure to pack old standbys like bug spray and sunscreen – and maybe a lot more, a doctor advises. "In places like the Caribbean and South and Central America, where it is already summertime, people can potentially be exposed to health risks that they may not have at home," said infectious disease specialist Dr. Christopher Ohl. He ...

Scientists Create Mosquitoes Resistant to Dengue Virus

Posted 12 Jan 2017 by Drugs.com

THURSDAY, Jan. 12, 2017 – Scientists say they have created mosquitoes resistant to the dengue virus, which might eventually help control the spread of the disease in humans. The team at Johns Hopkins Bloomberg School of Public Health in Baltimore genetically modified Aedes aegypti mosquitoes to boost their natural ability to fight infection by the virus. Mosquitoes get infected when they feed on ...

Why Major Zika Outbreak Is Unlikely in U.S.

Posted 3 Jan 2017 by Drugs.com

TUESDAY, Jan. 3, 2017 – The United States' comfortable standard of living makes a large-scale outbreak of Zika virus unlikely, a new scientific paper suggests. Exposure to mosquitoes in the United States is limited by widespread access to clean water, air conditioning, screened doors and windows, and other household amenities that most Americans take for granted, said lead author Max ...

Mosquitoes Can Deliver Zika/Chikungunya Double Whammy

Posted 15 Nov 2016 by Drugs.com

MONDAY, Nov. 14, 2016 – Mosquitoes can infect people with Zika and chikungunya viruses at the same time, new research suggests. And another study found that in addition to Zika virus, two other mosquito-borne viruses – chikungunya and dengue – can also cause severe neurological problems. In the first study, Colorado State University researchers discovered that Aedes aegypti mosquitoes can ...

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