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Free-energy theory borne out in large-scale protein folding

In unprecedented new research, scientists at Rice University have combined theory and experiment for the first time to both predict theoretically and verify experimentally the protein-folding dynamics of a large, complex protein. The interdisciplinary research appears this week in two back-to-bac...

New wheat disease could spread faster than expected

...or close proximity tend to move in a fairly predictable and constant rate of speed, researchers say. However, a significant number of pathogens can be borne by wind-carried spores or migrating birds. In those cases, even though only small amounts of an invading pathogen may show up at any one remote spot, ...

Tiny details in three dimensions

... They are borne by ticks and can cause acute and chronic symptoms in joints, muscles and the nervous system the bacteria that cause Lyme borreliosis, which 80,000 pe...

Researchers examine role of climate change in disease spread

... warmer climate in Europe made it possible for the cold-sensitive Culex imicola midge species responsible for carrying the virus to move north. Today, borne by other midge species, Bluetongue has spread to 12 European countries. "There are some confounding factors here, in that infected but asymptomatic...

Nanotube's 'tapestry' controls its growth

... threads there are, the faster the whole tapestry grows. Yakobson, the lead researcher on the project, said the new formula's predictions have been borne out by a number of laboratory reports. For example, the formula predicts that nanotubes with the largest chiral angle will grow fastest because they h...

In many fungi, reproductive spores are remarkably aerodynamic

...t of the absolute minimum possible drag for their size. But these sleek shapes are seen only among spores distributed by air flow, not those which are borne by animals. "We set out to answer a very simple question: Why do fungal spores have the shapes that they do?" says co-author Marcus Roper, who cont...

Rooted plants move mysteriously down greenways, scientists say

...overed the pea and similar species share, given a clear shot, a mysterious ability for mobility. Though their seeds are neither dispersed by birds nor borne by the wind, they are nevertheless far more likely to slalom down corridors than slog through woods. The findings are revealed in a paper that appe...

Effects of climate change vary greatly across plant families

...ds dating back to the journals of Henry David Thoreau, scientists at Harvard University have found that different plant families near Walden Pond have borne the effects of climate change in strikingly different ways. Some of the plant families hit hardest by global warming have included beloved species lik...

Severe climate change costs forecast for Pennsylvania, N.C., Tennessee, N.D.

... some of the benefits from climate change may accrue to individual farms or businesses, the cost of dealing with adverse climate impacts are typically borne by society as a whole. These costs to society will not be uniformly distributed but felt most among small businesses and farms, the elderly and social...

Costs of climate change, state-by-state: Billions, says UMD

... some of the benefits from climate change may accrue to individual farms or businesses, the cost of dealing with adverse climate impacts are typically borne by society as a whole. These costs to society will not be uniformly distributed but felt most among small businesses and farms, the elderly and social...

Saltwater olives

...auces. Their heart-healthy oil has is also enjoying superstar status in kitchens around the world. The olive's reputation as a health food is being borne out by modern science, as studies of olive-consuming Mediterranean peoples have shown. To keep the world's olive lovers satisfied, an intensive wave o...

Highlights from the June 2008 Journal of the American Dietetic Association

...d be placed on training, it is also important to educate employees regarding positive outcomes of food safety such as decreasing patrons' risk of food borne illness, reducing the spread of microorganisms and keeping the work environment clean." Additional research articles in the June Journal of the Ame...

Visual technology enables brain to learn in new ways

...ia Tynan, vice president and chief information officer and co-principal investigator on the grant. Visualization is built on the age-old premise -- borne out by modern cognitive science -- that pictures say as much as, or even more than, words. The human brain has a powerful, often underutilized cap...

Top physics laboratories sign up to open access with PhysMath Central

...portant, intermediate, step towards the SCOAP3 publishing model, where high-energy physics literature will be open access and article processing costs borne centrally in a transparent way for authors. Salvatore Mele, SCOAP3 project leader, echoing Vigens views, stated The SCOAP3 consortium will be open to ...

Selfish DNA and the Genetic Control of Vector-Borne Diseases

... Mosquito borne diseases such as malaria and dengue cause suffering and death around the world. Malaria alone causes at least one million deaths annually, and is par...

21st-century pack mule: MIT's 'exoskeleton' lightens the load

...e power source (about 3,000 watts, supplied by a gasoline engine). When the MIT researchers tested their device, they found that although the load borne by the wearer's back was lightened, the person carrying the load had to consume 10 percent more oxygen than normal, because of the extra effort to com...

Researcher to study astronaut bone loss for space biology agency

...to fracture. Here on Earth, explains Bikle, immobilized patients experience bone loss for the same reason astronauts do: their skeletons have not borne any weight. "This makes their rehabilitation risky, because, like astronauts who have returned to earth, they are predisposed to fractures." Long...

Meat and two neutrons -- the key to a longer life

... at Boston University, said: 'Preliminary data indicates that this approach can potentially increase lifespan without adverse side effects. If this is borne out by further experiments the implications are profound.' Isotopes could also be used in pet food or as a means to protect workers or soldiers f...

Vanishing beetle horns have surprise function

...n in evolutionary developmental biology, 'Which came first"'" Most scientists have assumed the sexual dimorphism of some Onthophagus beetles was borne of differential growth; flamboyantly horned male beetles grow them, hornless females simply can't. But the American Naturalist report shows that even ...

Pressured by predators, lizards see rapid shift in natural selection

... that natural selection would begin to favor shorter limbs, which are better suited to navigating narrow branches and twigs. Their hypothesis was borne out. Six months after the introduction of the predator, Losos found that the Anolis population had dropped by half or more on the islands with the pre...

Researchers map spread of pathogens in the human body

...of PLoS Biology. The work analyses the spread and distribution of Salmonella in the body, which is a bacterium that causes typhoid fever and food borne gastroenteritis in humans and animals, with severe medical and veterinary consequences and threats for the food industry. The work is of broad signif...

Other patients bear the real cost of Herceptin

... The real cost of Herceptin is borne by other patients whose treatment has to be dropped to balance the books, say doctors in this week’s BMJ. New guidance from the National Institute f...

Measuring artery repair cells could become new heart disease test

...een damage and repair, and now we may have a test that gives us insight into the repair portion of the equation." "If the results of this study are borne out, measuring EPCs could be a better test for defining an individual patient's risk for heart disease," Povsic said. "Theoretically, patients who are...

The evolution of food plants: Genetic control of grass flower architecture

...trol of grass inflorescence architecture because seeds of cereal grasses (e.g. rice, wheat, maize) provide most of the world's food. Grass seeds are borne on axillary branches, whose branching patterns dictate most of the variation in form seen in the grasses. Maize produces two types of inflorescence; t...

Marine mammals are on the frontline of failing ocean health

...and surf, this land-sea connection is front and center. Toxoplasma can also infect humans. It is the third most common cause of death due to food borne disease in the US: estimates indicate that up to 25% of the population may be infected with the parasite, but people rarely show symptoms or are simp...

Pair of studies offer new clues to combat antibiotic resistance

...rcher at Harvard Medical School in Boston. Gram-negative bacteria, considered among the most virulent, include strains that are known to cause food borne illness, bubonic plague, Legionnaires?disease and cholera, among others. They are among the most difficult bugs to control using antibiotics, research...

Neurologix announces positive results of gene therapy clinical trial in Parkinson's disease

...ve, causing the characteristic impaired movements associated with Parkinson's disease. The interim UPDRS scores are highly promising and, if they are borne out with additional data, would be comparable to results seen with STN Deep Brain Stimulation. Unlike deep brain stimulation, however, our gene thera...

Diabetic nerve therapy shows 'striking' results

..., say experts. The treatment might also reduce the number of amputations of toes and feet if early effects on nerve protection and regeneration are borne out long-term. Nerve disease in diabetes is the major cause of non-traumatic lower limb amputations in Europe and North America. Scientists at The U...

Sugar beet virus mutation requires Texas touch

...ellow vein virus, which causes the disease known as rhizomania, was found near Hereford in 1986 by a California researcher. A similar virus, beet soil borne mosaic virus, also was found about the same time. The two viruses are closely related, Rush said. But rhizomania is devastating and found worldwide...
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