Sentences with word «aegypti»

The word "aegypti" refers to a particular type of mosquito called Aedes aegypti. It is known for carrying diseases like dengue fever, Zika virus, and yellow fever. Full definition
Cornell University scientists [Peter M. Piermarini, et al] have been trying to disrupt the life cycle of Aedes aegypti mosquitoes, which spread dengue fever.
The hotly debated gene drive, which uses the gene splicing technology CRISPR, is looking to wipe out the Zika - causing Aedes aegypti mosquito population.
Scientists had predicted that Zika would gain a foothold in Florida this year, based on the heavy volume of travel from Latin America and the presence of A. aegypti mosquitoes that can transmit the virus.
«Targeted reduction of Aedes aegypti populations in areas where they are non-native could have little environmental impact, and drastically improve human health,» said Brantley Hall, a Ph.D. student in Tu's lab and co-first author on the paper, together with Sanjay Basu, a postdoctoral associate in Adelman's lab.
By the end of the trial the population of dengue - carrying A. aegypti females appeared to have plummeted.
Aedes aegypti do not produce offspring with other species so the control is species - specific and the genes don't spread.
If Key West commissioners approve it, the trial would release abundant GM male Aedes aegypti species carrying
On June 14th, 2006, the NIAID Microbial Sequencing Centers announced annotation Release 1.0 of the Aedes aegypti genome sequence.
That's because aegypti mosquitoes are not the sole food source of any animal, nor are they a pollinator for any plants.
aegypti coincided with devastating yellow fever epidemics.
Oxitec has conducted similar trials in Brazil, Panama, and the Cayman Islands, reducing the populations of Aedes aegypti more than 90 percent, the company previously reported.
The Cornel lab at Kearney and the Consolidated Mosquito Abatement District are conducting myriad laboratory and field research trials to evaluate insecticide treatment options, to minimize potential mosquito breeding sites, and to understand Aedes aegypti biology and behavior in order to inform control decisions should such an outbreak occur.
The researchers found no association between cross-sectional measures of Aedes aegypti abundance and the risk of infection with dengue virus, as measured by the blood tests.
But when these mosquitoes, which are of the Zika - carrying Aedes aegypti variety, mate with females, they produce non-viable eggs.
At the end of the trial, the genetically modified mosquitoes would die when they reach their natural lifespan (about two days), and natural aegypti «levels are expected to recover to pre-trial numbers,» the FDA concluded.
The field test Oxitec wants to run — in Key Haven, Fla. — would assess whether that actually happens and estimate how much the overall aegypti population is suppressed at the trial site compared with a control area.
Current control methods reduce aegypti populations by only half, he said, «which is simply not enough.
The World Health Organisation has said that up to 46 countries have reported some level of evidence of Zika infection and that 130 countries are home to the Aedis aegypti mosquito which carries the virus, meaning the eventual spread of the disease could be enormous
aegypti version of this protein does not activate the corresponding receptor in Ae.
aegypti mate only once, a phenomenon known as monandry; but they didn't know why.
The number of females in the 16 - hectare trial plot was estimated from the proportion of jam - jar - sized pots placed there in which A. aegypti eggs were found.
The team mapped the environmental suitability for Zika based on annual rainfall, temperature, areas where A. aegypti persists, and conditions where Zika has already occurred.
After volunteering as A. aegypti fodder for 10 to 15 minutes almost every day over the past 10 years, she has lost all sensitivity to the creature's bite.
A. aegypti probably attract the opposite sex using several combined wiles, including the visual appeal they present to each other's flylike compound eyes and the lure of various chemical signals they emit.
And, unfortunately, repeated bites from A. aegypti confer no protection against dengue.
Harrington offers to let me examine some A. aegypti specimens under a microscope.
«I don't feel a thing,» says entomologist Laura Harrington, the senior member of the Cornell team, fitting her own practiced arm through a sleeve and watching a few dozen female A. aegypti alight to feast on her.
Cator's Cornell colony of A. aegypti live dormitory style, 100 or so together in several metal mesh enclosures, each about the size of an ordinary fish tank, inside a large incubator that maintains a tropical clime.
«So we had assembly data for Aedes aegypti just sitting on our computers.
«When Aedes aegypti first came to the United States a few hundred years ago, there were major epidemics of yellow fever in the East and South,» Cornel said.
aegypti samples that varied in sex, strain, developmental stage, and exposure to dengue virus, blood, or antibiotics.
aegypti observed may not only reflect the history of their invasion across Panama, but also the genetic diversity they accumulated in the past within their ancestral home ranges.
They studied microRNA expression in the Aedes aegypti fat body — the metabolic center that plays a key role in reproduction.
Fumigating the streets Blackout or not, there is something much more perilous lurking around some of Brazil's well - lit stadiums: dengue fever, a tropical disease carried by mosquitoes, mostly the Aedes aegypti kind.
Now biotech firm Oxitec of Oxford, UK, has genetically engineered males of the species Aedes aegypti so that their offspring die before reaching maturity.
aegypti unable to transmit the virus.
Diverse laboratory colonies of Aedes aegypti harbor the same adult midgut bacterial microbiome — Laura B. Dickson — BMC Parasites & Vectors
Costa is calling on Congress to provide funding for Aedes aegypti research and control.
Pre-print: Axenic Aedes aegypti develop without live bacteria, but exhibit delayed development and reduced oviposition — Maria A Correa — bioRxiv
«Despite the daily use of spraying, the vector control experts there were still seeing new larval mosquitoes and moderately high Aedes aegypti counts, which is not something that we had hoped to see,» Frieden said.
Plus, the Aedes aegypti spread is largely an urban phenomenon.
When this program was terminated in the early 1970s, Ae aegypti began to reinfest tropical countries in the region (Fig. 3).
The current study — conducted in three neighborhoods of Merida, Mexico — measured the efficacy of indoor residual spraying against adult Aedes aegypti mosquitoes in houses treated with either deltamethrin (to which the local mosquitoes expressed a high degree of resistance) or bendiocarb (another insecticide to which the mosquitoes were fully susceptible), as compared to untreated control houses.
Frieden still doesn't expect to see widespread transmission — A. aegypti don't typically range far from home.
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