Tag: "insecticides" at biology news
Insects implicated in the evolution of new human infectious diseases
...there are a range of antibiotics to treat them and insecticides
that help suppress invertebrate numbers. However, ...fore the parallel problems of insect resistance to insecticides
and bacterial resistance to antibiotics unite to throw up new diseases that doctors will have diffic...
Health concerns: Mosquito mapping may help
... to target disease hot spots and determine whether insecticides
used for control are working ( http://agnews.tamu.edu/dailynews/stories/ENTO/May2804a.htm ). Information will be contributed and made available to governmental officials, state health officials and universities. Coulson also expects the publi...
Insecticide resistance in mosquitoes being studied
...ris County sprayed 2 million acres with pyrethroid insecticides
in an effort to control disease-bearing mosquitoes, said Ray Parsons, division director. "History has shown that overuse of pesticides will lead to resistance in insects," Olson said. "Resistance can be prevented or managed if we have the k...
'Grubby' research promises environmental/economic benefits
...ue to a measurement error, but that "some of these insecticides
for fly control aren't very effective." "They also kill biological beneficials that feed on house fly larvae," he said."for instance, parasitic wasps, mites and predatory beetles."Tomberlin believes these measurement problems could be eliminated with...
NJIT researcher creates opportunities for studying chiral ionic liquids
... organophosphates. These compounds, common in many insecticides
and pesticides, are also key ingredients of less benign chemical warfare agents. Malhotra is quick to emphasize how ionic liquids can open new paths to better health. "They may also offer greater security against chemical attacks," he added....
PNAS highlights for the week of April 18 - 22
...s (OP) compound, which is part of a major class of insecticides
and chemical warfare agents. Nonnative Vertebrates Are Successful Invaders Although only a small proportion of North American and European animal species have been introduced to foreign lands, a relatively large percentage of these have become suc...
Use of insecticides linked to lasting neurological problems for farmers
... research shows that farmers who used agricultural insecticides
experienced increased neurological symptoms, even ...ness and other neurological symptoms. Some of the insecticides
addressed by the study are still on the market, but some, including DDT, have been banned or restric...
Joint green chemistry meeting in Washington, D.C., features top experts on environment
...ntfriendly products, ranging from dry cleaning and insecticides
to drugs and carpeting, have been developed. Speakers include Paul Anastas, Director of the ACS Green Chemistry Institute; Bill Carroll, ACS President; and Earl Beaver, Inaugural Chair of the American Institute of Chemical Engineers Institute for Sus...
Virginia Tech wins $2.7 million grant to protect people from malaria
...st be re-treated with the insecticide. However the insecticides
used to re-treat the nets are too potent to be handled safely by untrained people." The goal for this project, entitled "Molecular Design of Selective Anticholinesterases for Mosquito Control," is to make sure the insecticide is safe, Bloomquist said...
Researchers discover key gene involved in bark beetle pheromone production
...ytidae. These beetles are difficult to control via insecticides
because they live almost all of their lives, from eggs to adults, burrowed under thick bark where they are protected. Only for a few hours do they fly from one tree to another to join other bark beetles, mate and start a new life cycle. But other bar...
Fighting malaria by manipulating mosquitoes' sense of smell
... to control this disease, which combine the use of insecticides
with improved access to effective diagnosis and tr...e of treating large tracts of land with persistent insecticides
with the use of scented baits. It is widely considered to be an environmental and technological succ...
K-State professors discover enzyme responsible for creation of a beetle's hard shell
...nd biological injuries, Muthukrishnan said. Better insecticides
could be developed as a result of having a more insect-specific target like laccase-2, Kramer said. "Gaining knowledge about a molecular process required for insect development, but absent from humans and other vertebrate animals, such as cuticle tan...
New target found to fight, treat Parkinson's
... rural areas and is associated with pesticides and insecticides
frequently used in farming practices." The research also opens up novel avenues for the development of PD therapies by targeting microtubules, he said. Feng and colleagues in his laboratory are working actively towards this goal....
University of Nevada, Reno research team discovers hormone that causes malaria mosquito to urinate
... "Most money in pesticide development is in making insecticides
for pests which attack crops." This is what lead Schooley, and his colleague Geoff Coast of the University of London, down the path of finding a way to control insects that are pests at the larval stage, a path that has them instead potentially pavin...
Novel compounds show promise as safer, more potent insecticides
...t have developed two new classes of broad-spectrum insecticides
that show promise as a safer and more effective wa...scientific society. Many of the most widely used insecticides
today act on only a handful of exploited targets, including the organophosphates, which block acetyl...
4th MIM Pan-African Malaria Conference - Roll Back Malaria Partnership's Forum V Global Partners Meeting
...entists find new evidence of mosquitoes overcoming insecticides
used in bed nets, such as DDT, and in other malaria control efforts. Unlocking the potential of the malaria genome: Decoding the parasite's DNA was a huge achievement. But is it leading scientists to new drugs and vaccines? Access to malaria c...
Biotech cotton 8: Bugs 0
...known as Bt cotton use substantially less chemical insecticides
than in the past. Insect pests sometimes evolve re...Mohave, Pima, Pinal and Yuma. "Moreover, the harsh insecticides
used to control pink bollworm resulted in a host of other insect pests becoming more serious problem...
Valuing biodiversity services, including its insurance against disease
...uitoes hitching a ride on planes by using residual insecticides
inside the cargo holds." Other research to be showcased at the conference describes: How cutting-edge technologies and genetic science is revealing new organisms on land and in the oceans that look and function very ifferently, some with entirely ne...
Finally, male water fleas exposed
...munities," said Taylor. "In other words, MF-based insecticides
are not insect-specific, and if you affect a non-t...reased production of males after exposure to these insecticides
could reduce water flea populations significantly, adversely affecting freshwater fish populations, ...
Pesticide combinations imperil frogs, probably contribute to amphibian decline
...s three other herbicides, two fungicides and three insecticides
used on Midwestern cornfields - a subset of more than two dozen pesticides approved for use. All nine were found in the scientists' study area in Nebraska in pools of water beside cornfields early in the growing season, when spraying typically occurs...