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Identified main genetic variants involved in response to HIV

...s international collaboration has been the largest ever to have taken place in a large scale study on genetic differences between patients infected by HIV, and is the first study of this kind in the field of infectious disease. Catalan participants have been coordinated by Javier Martínez-Picado, ICREA re...

Researchers track how spores break out of dormant state

... in the rodlet layer. These etch pits evolved into ever widening fissures, leaving narrow strips of remaining rodlet structure. In the end, 1- to 3- nm-wide fibrils remained. The in vitro AFM imaging also revealed the porous fibrous cell wall structure of newly emerging and mature vegetative cells, consis...

Research team identifies new Alzheimer's gene

...f people with and without Alzheimer’s disease than ever before has enabled researchers to identify a common gene that appears to increase a person’s risk for developing Alzheimer’s disease. The finding, announced today by researchers at the Translational Genomics Research Institute (TGen), Banner Alzheime...

Largest synthetic gene ever built offers insights into anti-malarial drug resistance

...period is believed to be the largest synthetic one ever built, and it successfully produces large quantities of the encoded protein, whose function can now be easily studied. In research published in the May 22 issue of the journal Biochemistry, the researchers say that with the addition of the recreated...

Undergraduate research shows leaderless honeybee organizing

...e. That was really interesting, because nobody had ever really been able to look at that before,” he noted. “What was interesting was how little attention the workers pay the queen – until it became time to go – to become airborne. Then they started interacting with her at very high rates, and performi...

Genetic factors are linked to fever following smallpox vaccination

...ctive medicine, appears closer in feasibility than ever given the pace of genetic testing.”...

Runners -- Let thirst be your guide

...is of EAH, and in that way, assure that no athlete ever succumbs to it again. A number of marathon runners have died from EAH, including one at this year’s London Marathon in April. One recent study found that 13 percent of Boston marathon runners suffered from EAH, though most cases are mild enough so th...

Gene therapy study shows safety and statistically significant improvement in Parkinson's disease

...rnal The Lancet of positive results from the first ever gene therapy trial for Parkinson’s disease and the first report of direct gene transfer into a patient’s own brain cells for any adult neurodegenerative disease. The open label Phase 1 study, conducted in 12 patients with advanced Parkinson’s disea...

Antarctic icebergs -- Hotspots of ocean life

...searchers carried out the most comprehensive study ever done of individual icebergs and their immediate environment, taking a wide array of measurements – physical, biological and chemical, and using satellite images provided by NASA. At the same time, the wealth of data brought new challenges in how ...

Ants show us how to make super-highways

...ssor Franks said: "I think every road user who has ever inwardly cursed as their vehicle bounced across a pothole – jarring every bone in their body – will identify with this story. When it comes to rapid road repairs, the ants have their own do-it-yourself highways agency." "When the traffic has pass...

Puzzling plankton yield secrets to role in evolution/global photosynthesis

...ee-living creatures, among the smallest eukaryotes ever characterized, barely a micron in diameter, contribute to a significant share of the world’s total photosynthetic activity. These "picophytoplankton" also exhibit great diversity that contrasts sharply with the dearth of ecological niches available t...

Anthrax paralyzes immune cells with lethal toxin, UF research shows

...erium to weed out another. I'm not aware of anyone ever doing that," Southwick said. "In an individual cell, you can't figure out where the actin is assembling and what's controlling it. But Listeria seems to use the same pathways that a cell uses to crawl. So anything that blocks Listeria we predict woul...

Invasion of the island bats

... to lose their competitive edge and so they hardly ever re-colonized the continent from which they originated. These views suffered a severe blow recently when evolutionary studies of birds of the South Pacific and Caribbean lizards uncovered at least three separate cases of island-to-continent coloni...

Risk of lymphoma increases with hepatitis C virus infection

... follow-up. "This is one of the largest studies ever conducted to look at the relationship between hepatitis C virus infection and cancers of the lymphatic system," said NCI Director John E. Niederhuber, M.D. "Since so much is still unknown about the causes of lymphoma, establishing which factors cont...

World's leading scientists announce creation of 'Encyclopedia of Life'

... at risk of losing a great deal of it before it is ever discovered," Wilson called for a contemporary, dynamic portrait of the living Earth. "I wish that we will work together to help create the key tool that we need to inspire preservation of Earth’s biodiversity: the Encyclopedia of Life," Wilson sai...

Toxoplasmosis infection trick revealed by scientists

...ns that the team have a more detailed picture than ever before of exactly how the parasite recognises and attacks host cells in the body. Professor Steve Matthews from Imperial College London’s Division of Molecular Biosciences, one of the paper’s authors, explains the significance of the research, sa...

From the deep -- Researchers find new species of sea anemone

...ool simply because we knew that no sea anemone had ever been found on a whale fall," she said. Once a whale dies, its carcass sinks to the bottom of the ocean. Scientists call this a "whale fall." The anemones that Daly received once lived on the bones of a dead whale some 1.8 miles (3,000 meters) belo...

Herpes infection may be symbiotic, help beat back some bacteria

...V6 and HHV7 permanently infect most humans without ever producing any significant symptoms. The results have potentially wide-reaching implications for immune research. Humans and other mammals have spent millions of years living and evolving with latent viral infections, Virgin notes, and the new resu...

Rare soft-shell turtle, nesting ground found in Cambodia

... “It has the fastest strike of any animal I’ve ever seen, including cobras,?Emmett said. The researchers also found a nesting ground for the species and brought back eggs that have since hatched. The hatchlings were released into the wild on May 8, together with another adult turtle and additional ...

Cornell lab confirms deadly fish virus spreading to new species

...onderful if we did know. However, I don’t think we ever will." The Great Lakes VHSV is not related to the European or Japanese genotypes and poses no health threat to humans, said Bowser. However, as a general rule, people should avoid eating any fish (or game) that appears abnormal or behaves abnormall...

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