Tag: "insects" at biology news

Modern brains have an ancient core

...st and precise nervous system of vertebrates. Also insects and nematode worms rely on the secretion of hormon...lateria, the last common ancestors of vertebrates, insects and worms explains Arendt. Both of the cell types studied in Platynereis and fish are multifunctiona...

ORNL-led team wins DOE bioenergy center

...ant cell walls resistant to the stress of weather, insects and disease. These sugars can then be processed into fuel. To date, no cost effective bioprocessing methods for cellulose-based bioenergy sources have been developed. The DOE Bioenergy Science Center will focus on achieving the specific goals of: ...

UGA scientists receive $20M in federal bioenergy initiative

...ant cell walls resistant to the stress of weather, insects and disease. These sugars can then be processed into fuel. To date, no cost effective bioprocessing methods for cellulose-based bioenergy sources have been developed. The DOE Bioenergy Science Center will focus on achieving the specific goals of: ...

The beetle's dilemma

...r or stout forebody compared with beetles that eat insects and earthworms. Phylogenetic studies show that adaptations for snail feeding led to the diversification of beetle heads. Interestingly, it has been demonstrated that the same trade-off diversifies shell morphology in studies of freshwater snails, whe...

Revealed -- Mosquito genes that could be controlling the spread of killer viruses

...rvives inside the insect body, or is killed by the insects defences. The international research team, led b...s study made us realise that the immune systems of insects are not static but evolve and differentiate rapidly, most likely in response to the different pathog...

K-State biochemist contributes to article in Science magazine

...th genes from the fruit fly and other well-studied insects like caterpillars. For Kanost's part of the research featured in Science, he worked with scientists at Oklahoma State University to focus on a family of genes for serine proteases, which he said are present in the blood and involved in response to ...

Bee researcher at Arizona State University is 1 of 20 new Pew Scholars in the biomedical sciences

...l breakthrough. However, in the right hands, these insects best known for their banded coloration, social life and skills with pollination could some day be the key to advancements in biomedical neuroscience of aging if Gro Amdam has her way, with support from The Pew Charitable Trusts. Amdam, an assistan...

'Wurst' ensures that the respiratory system works

...ry gas into the tissue. "The tracheae system in insects reveals similarities to our own lungs," explains the Bonn-based development biologist Professor Dr. Michael Hoch. "Our lungs also consist of a system of tubes that branch out like trees, finally ending in the air cells called alveoli. This is where t...

Rove beetles act as warning signs for clear-cutting consequences

...racteristics of the older forest it replaced. As insects are the most abundant animal species in forests, they have enormous potential as indicators of habitat change and recovery and are increasingly being used in conservation studies. We felt beetles were excellent candidates for this study because the...

New study finds genetically engineered crops could play a role in sustainable agriculture

...e question: Do Bt crops have effects on beneficial insects and worms" The answer is that it depends to a large degree upon the type of comparison one makes. When Bt crops are compared to crops sprayed with insecticides, the Bt crops come out looking quite good. But when Bt crops are compared to crops withou...

Researchers find 24 species believed new to science in Suriname rainforest

...nge of reptiles, amphibians, bats, birds, fish and insects indicative of the lush natural environment. In their final report, the scientists call for improved conservation management of the region to address and halt threats from hunting and small-scale illegal mining. The report suggests that strategies s...

For many insects, winter survival is in the genes

COLUMBUS , Ohio Many insects living in northern climates don't die at the first...se so-called "heat-shock proteins" ensure that the insects will be back to bug us come spring. A study of flesh flies and a handful of other insects suggests...

Evolution of animal personalities

...species, including primates, rodents, birds, fish, insects and mollusks. New work by Max Wolf (University of Groningen; currently at the Santa Fe Institute), Santa Fe Institute Postdoctoral Fellow Sander van Doorn, Franz Weissing (University of Groningen), and Olof Leimar (Stockholm University) offers an ex...

Genome of Clostridium botulinum reveals the background to world's deadliest toxin

... produced by these genes can degrade the casing of insects and small crustaceans. It is not only animals that can feel the wrath of C. botulinum, explains Dr Sebaihia: "The soil can be a harsh environment and food can be scarce. To see off the competition, C. botulinum comes with its own antibiotic a che...

Fire ants are emerging nuisance for Virginians

... Virginia. Colonies of the tiny, highly aggressive insects have been observed in the commonwealth since 1989 ...Schultz, Extension specialist of horticulture crop insects and entomology professor, are leading Extensions efforts to research RIFAs and educate Virginians ab...

Botulism bug has few genome wrinkles

... produced by these genes can degrade the casing of insects and small crustaceans. It is not only animals that can feel the wrath of C. botulinum, explains Dr Sebaihia: "The soil can be a harsh environment and food can be scarce. To see off the competition, C. botulinum comes with its own antibiotic' - a c...

Scientists concerned about effects of global warming on infectious diseases

...tial of malaria in Africa." "Diseases carried by insects and ticks are likely to be affected by environmental changes because these creatures are themselves very sensitive to vegetation type, temperature, humidity etc. However, the direction of change whether the diseases will increase or decrease is mu...

Biting discovery: MU entomologist finds host of new aquatic insect species in Thailand

...ve of previously unknown information about aquatic insects in the country. In the process, he learned firstha...n national parks around the country and focused on insects living in mountainous streams and waterfalls. Of the discoveries, Sites has formally d...

K-State biologist hopes mosquito can break viral chain

...aid. This phenomenon of "gene homology" means that insects have a lot to tell the species on the other end of the microscope about its own genetic workings....

Scientists seek useful traits in wild cottons

...al, narrow genetics makes them more susceptible to insects and disease." Gannaway and other scientists believe future progress in cotton breeding can only be achieved if sufficient genetic variability remains in global breeding stocks. The mission of the center's Crops Genetic Research Facility...

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