Sleeping mice in chambers with mosquitoes behind them on a mesh
Mosquitoes Drawn to Hosts Infected by Dengue, Zika
Flavivirus infections alter the skin microbiome of mice to increase the production of a sweet-smelling compound that attracts the viruses’ insect vectors, a study finds.
Mosquitoes Drawn to Hosts Infected by Dengue, Zika
Mosquitoes Drawn to Hosts Infected by Dengue, Zika

Flavivirus infections alter the skin microbiome of mice to increase the production of a sweet-smelling compound that attracts the viruses’ insect vectors, a study finds.

Flavivirus infections alter the skin microbiome of mice to increase the production of a sweet-smelling compound that attracts the viruses’ insect vectors, a study finds.

dengue
Mosquito with red abdomen and white stripes on human skin
Mosquitoes Add Bacteria to Water to Help Larvae Grow: Preprint
Natalia Mesa | Apr 12, 2022 | 4 min read
Pregnant mosquito females deploy the microbe Elizabethkingia to speed larval growth; the larvae, in turn, help the bacteria outcompete other strains.
Person holding a plate with pink flowers and candles in a boat on a river
“Mystery Fever” Claims the Lives of Dozens of Indian Children
Lisa Winter | Sep 2, 2021 | 2 min read
So far, more than 50 people have died of a febrile illness, though the cause isn’t clear.
a large intersection with an obelisk in the middle, with buildings and mountains in the background
Wolbachia-Infected Mosquitoes Stymie Dengue’s Spread: Study
Shawna Williams | Jun 10, 2021 | 2 min read
Randomized, controlled research conducted in an Indonesian city confirms the reduction in cases seen with previous observational work.
Transmission electron microscope image of Zika virus particles
T Cell–Boosting Zika Vaccine Protects Mice from the Virus
Ruth Williams | May 12, 2021 | 4 min read
By avoiding the production of antibodies, something vaccines ordinarily induce, the immunization sidesteps the problem of antibody-dependent enhancement, which can amplify infection by a similar virus and is known to occur with dengue and Zika.
An Oxitec mosquito release box from the Florida Keys Friendly Mosquito Project
First US Field Test of GM Mosquitoes Begins in Florida
Christie Wilcox | May 4, 2021 | 2 min read
After years of push back, the first batch of Oxitec’s engineered mosquitoes, designed to reduce population numbers, have been released in the Keys.
A Challenge Trial for COVID-19 Would Not Be the First of Its Kind
Jef Akst | Oct 8, 2020 | 5+ min read
Although scientists debate the ethics of deliberately infecting volunteers with SARS-CoV-2, plenty of consenting participants have been exposed to all sorts of pathogens in prior trials.
mosquito, dengue, vector, transmission, Aedes aegypti, Wolbachia, bacteria, virus, Zika, yellow fever,  chikungunya
Bacteria-Laced Mosquitoes Limit Spread of Dengue
Amanda Heidt | Aug 28, 2020 | 4 min read
Cases of dengue were greatly reduced in areas of a city where Wolbachia-infected mosquitos were released, according to preliminary data from a field study.
Zika Infection Increases Risk of Severe Dengue Fever
Ruth Williams | Aug 27, 2020 | 4 min read
A study of Nicaraguan children links prior Zika virus infection with aggravated dengue fever symptoms.
750 Million GM Mosquitoes Will Be Released in the Florida Keys
Lisa Winter | Aug 21, 2020 | 2 min read
There have been no reports of health or environmental harm in other locations where genetically modified mosquitoes have been introduced over the last decade.
For the Greater Good: A Profile of Eva Harris
Diana Kwon | Jul 13, 2020 | 5+ min read
Through groundbreaking studies on dengue and efforts to build scientific infrastructure in Latin America, the University of California, Berkeley, professor has bridged research with its benefits to society.
ade antibody-dependent enhancement ADE sars-cov-2 coronavorus pandemic covid-19 vaccine
COVID-19 Vaccine Researchers Mindful of Immune Enhancement
Katarina Zimmer | May 26, 2020 | 5+ min read
There is no evidence that any of the coronavirus vaccines in development worsen a coronavirus infection rather than confer immunity to it, but the phenomenon is something scientists are closely monitoring.
Dengue Cases Drop After Bacteria-Infected Mosquitoes Released
Emily Makowski | Nov 22, 2019 | 2 min read
Aedes aegypti infected with Wolbachia—which inhibit transmission of the dengue virus from insect to human—were deployed in Indonesia, Vietnam, Brazil, and Australia.
vaccine vials and a needle
Dengue Vaccine Trial Results Show Promise, with Caveats
Shawna Williams | Nov 8, 2019 | 2 min read
TAK-003 appears to avoid the safety issues seen with an existing vaccine, but experts say a longer evaluation is needed.
mosquito aedes aegypti jacobina brazil oxitec genetic engineering gm genetically modified dengue zika
GM Mosquito Progeny Not Dying in Brazil: Study
Kerry Grens | Sep 17, 2019 | 2 min read
The biotech Oxitec had released the genetically engineered insects with the hope that they would breed with wild populations and produce offspring that die young. But that’s not always happening.
Combination Strategy Nearly Eliminates Invasive Mosquitoes in Field
Abby Olena | Jul 17, 2019 | 3 min read
Researchers use two techniques—Wolbachia infection and irradiation—to suppress reproduction in populations of Asian tiger mosquitoes at two study sites in China.
Does Prior Dengue Exposure Help or Hurt a Zika Infection?
Diana Kwon | Mar 6, 2019 | 5 min read
Animal and cell culture studies show evidence that dengue antibodies can both neutralize and enhance Zika, but human investigations have only found protective effects.
Past Dengue Infection Appears to Protect Children from Zika Symptoms
Carolyn Wilke | Jan 23, 2019 | 1 min read
Children were 38 percent less likely to show signs of Zika infection if they had previously had dengue.
Photos of the Year
Carolyn Wilke | Dec 21, 2018 | 2 min read
From 500-million-year-old fat to a newly discovered virus, here are some stunners from The Scientist in 2018.
Antibiotics Increase Mouse Susceptibility to Dengue, West Nile, and Zika
Shawna Williams | Mar 27, 2018 | 3 min read
The drugs’ disruption of the microbiome makes a subsequent flavivirus infection more severe.